Задание

Complete the text with the correct present forms of the given verbs

Scientists [ ] the climate on the planet for well over acentury. The conclusion is that climate [ ] in the worldboth globally and locally. These changes [ ] great concernsto scientists, politicians and common people. Perhaps, themost worrying symptom is that the atmosphere [ ] up forseveral decades. Solar radiation has intensified with the yearsbecause the ozone layer [ ] in the atmosphere by the year. The average amount of precipitation [ ] according to therecent report. The Arctic continent has been losing ice, andecologists [ ] the alarm. The recent research shows thatthe level of carbon dioxide in the atmosphere [ ] sharplycompared to previous decades. This change is due to thefact that greenhouse gases in the atmosphere [ ] heat forseveral decades. Another worrying symptom is that someseas and lakes have shrunk, while deserts [ ] more andmore. This is all because the climate on the planet hasbecome hotter and drier.